1. Put your alarm system into the TEST mode by entering your user code plus the
number 5 (TEST) on the keypad. The alarm sounder will go off momentarily. While
the alarm system is in the TEST mode, the keypad will beep every 30 seconds.

2. Place the case, buttons down, on work
surface. Remove case back by inserting the blade of a small flat head screwdriver
into the seam around the case and prying the case open. Leave the circuit board
assembly in the case front, buttons down.

3. Remove the existing batteries by carefully
lifting them out with a small screwdriver.

4. Push new batteries into the case back
locations. Be sure to observe the proper positive/negative placement.

5. Close by snapping case front and back
together.

6. Activate device by pressing any button. The keypad will beep 3 times confirming
reception.